[Event "US Open-63"]
[Site "San Antonio"]
[Date "1962.08.17"]
[Round "5"]
[White "Marks, Howard Landis"]
[Black "Harrow, Martin"]
[Result "0-1"]
[ECO "D37"]
[PlyCount "54"]
[EventDate "1962.08.13"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 Be7 5. Bf4 0-0 6. e3 c5 7. Bd3 Nc6 8. 0-0 cxd4 9. exd4 Nb4 10. Be2 dxc4 11. Bxc4 b6 12. Ne5 Bb7 13. Be3 Rc8 14. Qb3 Nbd5 15. Rac1 Nxc3 16. bxc3 Bd5 17. Bxd5 exd5 18. c4 dxc4 19. Rxc4 Rxc4 20. Qxc4 Nd5 21. Bc1 Bf6 22. Ba3 Re8 23. Nc6 Qd7 24. Rc1 Bg5 25. f4 Bxf4 26. Ne5 Be3+ 27. Kh1 Bxc1 0-1

[Event "US Open-63"]
[Site "San Antonio"]
[Date "1962.08.15"]
[Round "3"]
[White "Marks, Howard Landis"]
[Black "Lyman, Shelby"]
[Result "0-1"]
[ECO "B08"]
[PlyCount "94"]
[EventDate "1962.08.13"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. Nc3 Bg7 4. e4 d6 5. Bc4 0-0 6. Qe2 Nc6 7. d5 Na5 8. Bd3 c5 9. dxc6 bxc6 10. 0-0 Rb8 11. Rb1 Qc7 12. Bd2 Nb7 13. b4 Bd7 14. a4 Rfc8 15. Ba6 Re8 16. Qe3 d5 17. exd5 Nxd5 18. Nxd5 cxd5 19. Qxa7 Bxa4 20. Bxb7 Bb5 21. Rfe1 Rxb7 22. Qa5 Qxc2 23. Rbc1 Qa4 24. Rc5 e6 25. Rec1 h6 26. h4 Qxa5 27. bxa5 Bc4 28. Bc3 e5 29. Nd2 Bf8 30. Rc6 Bd3 31. Re1 Bb5 32. Rb6 Rxb6 33. axb6 d4 34. Ba5 f5 35. Rb1 Be2 36. b7 Bd6 37. Rb6 Bb8 38. Rxg6+ Kh7 39. Rb6 e4 40. Nb3 d3 41. Nd4 f4 42. Nxe2 dxe2 43. Rb2 f3 44. gxf3 exf3 45. Rb1 Be5 46. Bd2 Rd8 47. Rb2 Rxd2 0-1

